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Fuzzing: Add fuzzer for QJsonDocument::fromJson

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Task-number: QTBUG-99799
Change-Id: If997b661da2fce04b84f94b9e66de19c9946a914
Reviewed-by: Sona Kurazyan <sona.kurazyan@qt.io>
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
This commit is contained in:
Robert Löhning 2022-01-13 21:14:23 +01:00
parent 5558eb4edb
commit 88dda89329
2 changed files with 61 additions and 0 deletions
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27
tests/libfuzzer/corelib/serialization/qjsondocument/fromjson/CMakeLists.txt Normal file
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@ -0,0 +1,27 @@
cmake_minimum_required(VERSION 3.16)
project(fromjson LANGUAGES CXX)
set(CMAKE_INCLUDE_CURRENT_DIR ON)
set(CMAKE_AUTOMOC ON)
set(CMAKE_AUTORCC ON)
set(CMAKE_AUTOUIC ON)
find_package(Qt6 REQUIRED COMPONENTS Core)
qt_add_executable(fromjson
main.cpp
)
target_link_libraries(fromjson PUBLIC
Qt::Core
)
if(DEFINED ENV{LIB_FUZZING_ENGINE})
target_link_libraries(fromjson PRIVATE
$ENV{LIB_FUZZING_ENGINE}
)
else()
target_link_libraries(fromjson PRIVATE
-fsanitize=fuzzer
)
endif()

34
tests/libfuzzer/corelib/serialization/qjsondocument/fromjson/main.cpp Normal file
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/****************************************************************************
**
** Copyright (C) 2022 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QJsonDocument>
extern "C" int LLVMFuzzerTestOneInput(const char *Data, size_t Size) {
QJsonDocument::fromJson(QByteArray::fromRawData(Data, Size));
return 0;
}